Gravel Truck andCar in Crash butNone are InjuredA 1946 Pontiac sedan was badly wrecked but there were no serious injuries when the car and a gravel truck collided early Wednesday morning on the highway between Rockdale end the Alcoa plant site -south of town.Two negroes, Eddie Harris of Denton, and Nolie Gray, occupants of the car, were only slightly shaken up. Harris was driving. The truck was driven by John Wesley Tuton of Dallas.Ed Sexton, of Rockdale, investigating officer, said the crash occurred when the negroes attempted to pass the truck.